必修二 Unit 3 Computers Using language 课件(共49张PPT)

课件49张PPT。Listen to the whole text and write down the main idea in one sentence. Two students are talking about information technology.Using languageListening and speakingListen to Part A and fill in the chart below. Then do the same with Part B.Part BWhich form of IT describes the skills of a sport bestWhich form of ITHas the most functions?computersTVListening textWHAT IS INFORMATION TECHNOLOGY? L= Laura D= Dave Part A D: Hi, Laura. It’s good to see you because I’m so bored . My homework is about Information Technology but I know everything there is to know about it.L: Come off it, Dave. I think I might know more than you. D: OK. Let me test you! Here’s the first question. What’s information technology? L: Gosh, that’s easy! It’s computer, of course. D: Ah! That’s just where you’re wrong.It includes books, radio and TV as well. L: Really! Well, I never. D: Question number 2. Which is the most popular form of IT in the world? L: Well, that must be computers this time. D: No, it’s books. Think of all those people in developing countries without computers. Their only form of IT is books! L: Oh dear! I’m not doing very well.Part BD: Here’s the third question. Which form of IT is the best for describing the skills of a sport? L: It must be the radio. D: Actually, it’s not. The best descriptions are on the TV because you can not onlyhear the technical language, but also see how it happens. L: Goodness! Wrong again! D: Here’s the last question. Which form of IT has the most functions? L: This time I must be right. It’s the computer, of course.D: Yes. You can watch a film, replay a match, communicate with friends through the Internet, get information and find out what’s going on in the world. L: Oh dear! Three questions wrong out of four. Perhaps I don’t know as much about IT as I thought I did!Discussion What are the advantages and disadvantages of each form of IT? In small groups discuss this question and put your ideas on to the chart. Then decide when each kind of IT is most useful.Use these reasoning expressions in your discussion. The advantage / disadvantage is …. I think / don’t think that …. Give me your reasons. What makes you think so? I think …. because (of) ….Let’s decide… As/Since…, I think…. I agree / don’t agree … because …. First .… Second …. I’ve decided that…. I believe that …. Let’s make a decision.Reading , speaking and writingAndy--The AndroidReadingAndy is part of an android football team. Andy is as big as a human. In fact, Andy looks like one too. Andy is a striker on the football team. Andy can run very fast. Andy’s computer chips help him to move and think like a human. …Character:p_a_t_ie_n_t_a_n_d k_in_d2 Create your own android. Fill in the file, and compare with your partner.My own robot Name: _Yan_y_a_n Appearance: s_m_a_l_l _w_o_man w_i_t_h_f_o_u_r_a_rms_ Size: _s_a_me_h_e_ig_h_t as a_t_e_n_-y_e_a_r_-o_l_dAbility: c_a_n_f_i_n_is_h_r_e_a_d_in_g s_o_m_e b_o_o_k_s_i_n _a_f_e_w m_i_n_u ... ...